Here is the full list of all 50 Just Cause 2 achievements. It takes around 50-60 hours to unlock all of the achievements on Windows.
Reach 75% completion in the normal mode or mercenary mode.
Drive all 104 vehicles.
Complete 49 faction missions.
Collect 1000 resource items.
Bonus for completing the game on hard difficulty. Also gives you the bonus for normal difficulty.
Bonus for completing the game on extreme difficulty. Also gives you the bonus for hard and normal difficulties.
Collect 150 faction items.
Reach 100% complete in 100 locations.
Reach 50% completion in the normal mode or mercenary mode.
Complete 1000 sabotages.
Kill 50 enemies in a row with inventory weapons without losing health.
Assassinate 25 colonels.
Kill 5 enemies by smashing them with an object tethered to your vehicle with the grappling hook.
Complete 50 challenges.
Kill 30 enemies by mowing them down with vehicles.
Kill 5 enemies by dragging them behind a vehicle with the grappling hook.
Kill 30 enemies while they're suspended in the air with the grappling hook.
Hijack 50 enemy vehicles.
Open the parachute and then land on foot 300 meters above the starting height.
Complete 9 stronghold takeovers.
Complete story mission 7.
Bonus for completing the game on normal difficulty.
Complete story mission 6.
Kill 30 enemies by using the grappling hook and making them fall to their death.
Kill 20 enemies in 60 seconds.
Complete story mission 5.
Kill 50 enemies using melee attacks.
Complete story mission 4.
Base jump 1000 meters.
Discover 100 locations.
Fly an airplane under 30 unique bridges in Panau.
Fly an airplane close to the ground for 30 seconds.
Complete story mission 3.
Get 100 stunt driver points.
Kill 750 enemies.
Complete 10 challenges.
Travel 75 kilometers by land vehicle.
Reach 100% complete in 15 locations.
Kill 30 enemies while they're falling through the air.
Stand on foot at the highest point of Panau.
Kill 5 enemies with the melee attack while they're suspended with the grappling hook.
Kill 50 enemies with headshots.
Collect 100 resource items.
Complete 100 sabotages.
Complete 3 stronghold takeovers.
Drive 30 different vehicles.
Complete story mission 2.
Complete story mission 1.
Destroy 30 objects in 60 seconds.
Cause chaos for the first time.